EP0420490A3 - Duplex optical fiber connector and cables terminated therewith - Google Patents

Duplex optical fiber connector and cables terminated therewith Download PDF

Info

Publication number: EP0420490A3
Authority: EP; European Patent Office
Prior art keywords: optical fiber; fiber connector; duplex optical; cables terminated; therewith
Prior art date: 1989-09-27
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Granted

Application number

EP19900310243

Other versions

EP0420490A2 (en

EP0420490B1 (en

Inventor

Rodney Wiley Hammond

Clyde Jackson Myers

Ruben Travieso

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

AT&T Corp

Original Assignee

American Telephone and Telegraph Co Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1989-09-27

Filing date

1990-09-19

Publication date

1992-04-08

1990-09-19 Application filed by American Telephone and Telegraph Co Inc filed Critical American Telephone and Telegraph Co Inc

1991-04-03 Publication of EP0420490A2 publication Critical patent/EP0420490A2/en

1992-04-08 Publication of EP0420490A3 publication Critical patent/EP0420490A3/en

1995-12-20 Application granted granted Critical

1995-12-20 Publication of EP0420490B1 publication Critical patent/EP0420490B1/en

2010-09-19 Anticipated expiration legal-status Critical

Status Expired - Lifetime legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/26—Optical coupling means
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3826—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres characterised by form or shape
- G02B6/3831—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres characterised by form or shape comprising a keying element on the plug or adapter, e.g. to forbid wrong connection
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3833—Details of mounting fibres in ferrules; Assembly methods; Manufacture
- G02B6/3847—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces
- G02B6/3849—Details of mounting fibres in ferrules; Assembly methods; Manufacture with means preventing fibre end damage, e.g. recessed fibre surfaces using mechanical protective elements, e.g. caps, hoods, sealing membranes
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3873—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls
- G02B6/3874—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules
- G02B6/3878—Connectors using guide surfaces for aligning ferrule ends, e.g. tubes, sleeves, V-grooves, rods, pins, balls using tubes, sleeves to align ferrules comprising a plurality of ferrules, branching and break-out means
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/381—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres
- G02B6/3818—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type
- G02B6/3821—Dismountable connectors, i.e. comprising plugs of the ferrule type, e.g. fibre ends embedded in ferrules, connecting a pair of fibres of a low-reflection-loss type with axial spring biasing or loading means
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/3887—Anchoring optical cables to connector housings, e.g. strain relief features
- G02B6/3888—Protection from over-extension or over-compression
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/24—Coupling light guides
- G02B6/36—Mechanical coupling means
- G02B6/38—Mechanical coupling means having fibre to fibre mating means
- G02B6/3807—Dismountable connectors, i.e. comprising plugs
- G02B6/389—Dismountable connectors, i.e. comprising plugs characterised by the method of fastening connecting plugs and sockets, e.g. screw- or nut-lock, snap-in, bayonet type
- G02B6/3893—Push-pull type, e.g. snap-in, push-on

EP90310243A 1989-09-27 1990-09-19 Duplex optical fiber connector Expired - Lifetime EP0420490B1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US413501		1982-08-31
US07/413,501 US5016968A (en)	1989-09-27	1989-09-27	Duplex optical fiber connector and cables terminated therewith

Publications (3)

Publication Number	Publication Date
EP0420490A2 EP0420490A2 (en)	1991-04-03
EP0420490A3 true EP0420490A3 (en)	1992-04-08
EP0420490B1 EP0420490B1 (en)	1995-12-20

Family

ID=23637453

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP90310243A Expired - Lifetime EP0420490B1 (en)	1989-09-27	1990-09-19	Duplex optical fiber connector

Country Status (8)

Country	Link
US (1)	US5016968A (en)
EP (1)	EP0420490B1 (en)
JP (1)	JPH0682165B2 (en)
KR (1)	KR100195847B1 (en)
CN (1)	CN1024596C (en)
BR (1)	BR9004802A (en)
CA (1)	CA2026187C (en)
DE (1)	DE69024300T2 (en)

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1989
- 1989-09-27 US US07/413,501 patent/US5016968A/en not_active Expired - Lifetime
1990
- 1990-09-19 DE DE69024300T patent/DE69024300T2/en not_active Expired - Fee Related
- 1990-09-19 EP EP90310243A patent/EP0420490B1/en not_active Expired - Lifetime
- 1990-09-20 JP JP2249034A patent/JPH0682165B2/en not_active Expired - Fee Related
- 1990-09-25 BR BR909004802A patent/BR9004802A/en not_active IP Right Cessation
- 1990-09-25 KR KR1019900015184A patent/KR100195847B1/en not_active IP Right Cessation
- 1990-09-25 CA CA002026187A patent/CA2026187C/en not_active Expired - Fee Related
- 1990-09-26 CN CN90108204A patent/CN1024596C/en not_active Expired - Fee Related

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EP0137665A2 (en) *	1983-08-29	1985-04-17	Thomas & Betts Corporation	Optical fiber connection assembly
EP0307518A2 (en) *	1984-06-08	1989-03-22	The Whitaker Corporation	High precision fiber optic connectors
WO1988005925A1 (en) *	1987-02-03	1988-08-11	American Telephone & Telegraph Company	Duplex optical fiber connector

Also Published As

Publication number	Publication date
CA2026187C (en)	1999-05-25
DE69024300D1 (en)	1996-02-01
KR910006741A (en)	1991-04-29
CN1024596C (en)	1994-05-18
EP0420490A2 (en)	1991-04-03
BR9004802A (en)	1991-09-10
DE69024300T2 (en)	1996-05-15
US5016968A (en)	1991-05-21
JPH0682165B2 (en)	1994-10-19
KR100195847B1 (en)	1999-06-15
EP0420490B1 (en)	1995-12-20
JPH03149509A (en)	1991-06-26
CA2026187A1 (en)	1991-03-28
CN1050616A (en)	1991-04-10

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